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* doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document
[official-gcc.git]
/
gcc
/
testsuite
/
g++.dg
/
cpp1z
/
class-deduction36.C
blob
3670ceea03a627cfec2da2aa6bbdfc620901dac6
1
// { dg-options -std=c++17 }
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template <class T> struct A {
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A(T&);
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A(const A&);
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};
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int i;
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A a = i;
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A a2 = a;
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template <class,class> struct same;
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template <class T> struct same<T,T> {};
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same<decltype(a),A<int>> s1;
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same<decltype(a2),A<int>> s2;